Flutter App Development Expert Needed

Hello Flutter app developers, Special Note :- Only app if you able to work in our Budget and good expert. Dont ask for budget and waste time please. We have existing running app on both stores and live and running on Fluuter which gettijng issue which need to get done app. 1. WordPress backend work, so the push sends the correct badge count. Without it, the iPhone badge can't work. 2. Xiaomi/POCO The badge on my POCO is the main reason for this work, and the specifically for Xiaomi and similar phones. I need it guaranteed on my POCO (with badges and Autostart on), including any Xiaomi-specific code needed. 3. Process Please also confirm the steps . - Screen recording first (real iPhone and Xiaomi/POCO, app closed, badge showing) - Then test builds for me to test on my iPhone and POCO - Then publish to the App Store and Google Play, and I'll confirm it works on the live version 4. Source code handover Please send the complete source code matching the live version: - The full Flutter project, including the android and ios folders - The WordPress backend changes - The Android signing keystore with its passwords and alias - The Apple push key (.p8) and Firebase config files - Short build and publishing instructions Please confirm each point, and let me know the expected date for the screen recording. I will hire wordpress developer to work with Flutter developer on backend side too if this work required from backend help. Budget 1000 Rs. Special Note :- Only app if you able to work in our Budget and good expert. Dont ask for budget and waste time please. Thanks